Table 3.

Number of WEB-RADR substance mentionings in Twitter/Facebook (FB) and patient fora; and the number of reports in VigiBase

WEB-RADR substance(s)	No. of Twitter/FB postsa	%	No. of patient forum posts	%	No. of VigiBase reports	%
Methylphenidate	13,248	28.0	11,178	19.8	24,042	3.6
Topiramate	5190	11.0	4036	7.2	15,889	2.4
Diclofenac	4310	9.1	1081	1.9	66,782	10.0
Terbinafine	3706	7.8	1152	2.0	19,983	3.0
Levetiracetam	2927	6.2	1372	2.4	14,597	2.2
Vardenafil hydrochloride	2753	5.8	6023	10.7	5692	0.85
Propofol	2268	4.8	435	0.77	14,694	2.2
Carbamazepine	1671	3.5	1191	2.1	47,209	7.1
Insulin glargine	1619	3.4	2752	4.9	26,830	4.0
Baclofen	1187	2.5	2740	4.9	15,667	2.4
Zolpidem	1152	2.4	2417	4.3	21,593	3.2
Clomipramine	950	2.0	844	1.5	8423	1.3
Propranolol	830	1.8	2184	3.9	13,987	2.1
Zolmitriptan	651	1.4	207	0.37	2581	0.39
Tamoxifen	597	1.3	3821	6.8	14,373	2.2
Estradiol	578	1.2	2084	3.7	25,924	3.9
Clozapine	450	0.95	485	0.86	91,511	13.7
Ethinylestradiol, gestodene	432	0.91	16	0.03	4300	0.65
Filgrastim	427	0.90	1366	2.4	7732	1.2
Oxcarbazepine	306	0.65	758	1.3	9412	1.4
Fingolimod	291	0.62	63	0.11	17,806	2.7
Pegfilgrastim	246	0.52	1063	1.9	7190	1.1
Metoprolol tartrate	236	0.50	574	1.0	26,900	4.0
Clopidogrel	178	0.38	838	1.5	36,138	5.4
Atenolol	168	0.36	936	1.7	23,272	3.5
Budesonide	154	0.33	756	1.3	13,245	2.0
Interferon-β-1b	151	0.32	26	0.05	16,139	2.4
Letrozole	140	0.30	4786	8.47	7891	1.2
Dienogest	126	0.27	73	0.13	279	0.04
Omalizumab	116	0.25	126	0.22	8469	1.3
Denosumab	63	0.13	829	1.5	16,954	2.5
Teriflunomide	63	0.13	20	0.04	2965	0.4
Artemether, lumefantrine	27	0.06	4	0.01	667	0.10
Alemtuzumab	23	0.05	23	0.04	3255	0.49
Sorafenib	23	0.05	35	0.06	13,703	2.1
Romplostim	20	0.04	51	0.09	5658	0.85
Dronedarone	16	0.03	36	0.06	4344	0.65
Ranibizumab	5	0.01	100	0.18	10,301	1.6

^aAt an indicator score threshold of 0.7